/Engine/Source/Runtime/MovieScene/Public/EntitySystem/MovieScenePropertyRegistry.h
Define a new animatable composite property type from its components.
A builder class that should be used to define the composites that contribute to this property
template<typename PropertyTraits> [TCompositePropertyDefinitionBuilder](API\Runtime\MovieScene\EntitySystem\TCompositePropertyDefinitionBuil-)< PropertyTraits > DefineCompositeProperty ( [TPropertyComponents](API\Runtime\MovieScene\EntitySystem\TPropertyComponents)< PropertyTraits > & InOutPropertyComponents, const TCHAR * InStatName )